Andrews, Ernest John, 1863-, Howland, Howard Newell, 1865- joint author · New York, London, The Macmillan company · leaf 179
massive, when once started it will continueto rotate because of its inertia, and will drive the pistonback again to the original position. The piston willthus drive the burned gas out of the cylinder through theport p, which in the meantime has been opened by therod r; and when the piston goes back… … p w Fig. 71. §§280-281] HEAT AND WORK 165 engine, a common form of which is sliown in full in Fig.72. Gas-engines are made in various styles and for dif-ferent combustible gases and liquids. They are veryefficient and convenient, but are limited in power.
Physics
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